<ul id="J_focus_img" class="focus_img fr">
    <volist name="ad_list" id="ad">
    <li class="big_slide">{$ad.html}</li>
    </volist>
</ul>
<ul id="J_focus" class="focus_desc">
    <volist name="ad_list" id="ad">
    <li>
        <img src="__UPLOAD__/advert/{$ad.extimg}">
        <h3>{$ad.name}</h3>
        <p>{$ad.desc}</p>
    </li>
    </volist>
</ul>